package jdbc;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo3 {

    public static void main(String[] args) throws Exception {
        try (
                Connection connection = DBUtil.getConnection();
        ) {
            Statement stmt = connection.createStatement();
            String sql = "UPDATE  userinfo" +
                    "SET password='888888'" +
                    "WHERE username='范传奇'";
            System.out.println(sql);
            int num = stmt.executeUpdate(sql);
            if (num > 0) {
                System.out.println("注册成功");
            } else {
                System.out.println("注册失败");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }

    }
}


